Fidelity Colchester Street Trust registered fund series on Form 485APOS, filed 2008-03-20. Featured series: Treasury Only Portfolio.
| Series | Class | Ticker | New |
|---|---|---|---|
| Treasury Only Portfolio | Class I | FSIXX | — |
| Treasury Only Portfolio | Class II | FOXXX | — |
| Treasury Only Portfolio | Class III | FOIXX | — |
| Treasury Only Portfolio | Select Class | FTYXX | — |
| Treasury Portfolio | Class I | FISXX | — |
| Treasury Portfolio | Class II | FCEXX | — |
| Treasury Portfolio | Class III | FCSXX | — |
| Treasury Portfolio | Select Class | FTUXX | — |
| Government Portfolio | Class I | FIGXX | — |
| Government Portfolio | Class II | FCVXX | — |
| Government Portfolio | Class III | FCGXX | — |
| Government Portfolio | Select Class | FGEXX | — |
| Prime Money Market Portfolio | Class I | FIDXX | — |
| Prime Money Market Portfolio | Class II | FDOXX | — |
| Prime Money Market Portfolio | Class III | FCDXX | — |
| Prime Money Market Portfolio | Select Class | FDIXX | — |
| Money Market Portfolio | Class I | FMPXX | — |
| Money Market Portfolio | Class II | FCIXX | — |
| Money Market Portfolio | Class III | FCOXX | — |
| Money Market Portfolio | Select Class | FMYXX | — |
| Tax-Exempt Portfolio | Class I | FTCXX | — |
| Tax-Exempt Portfolio | Class II | FEXXX | — |
| Tax-Exempt Portfolio | Class III | FETXX | — |
| Tax-Exempt Portfolio | Select Class | FSXXX | — |
Treasury Only Portfolio seeks as high a level of current income as is consistent with the security of principal and liquidity.